Glass Diamond Hole Saw Wet Drilling Sintered Diamond Drill Bit New Coring Bit

Label:Yes The hole opener can be used on bench drills, hand drills and drilling machines but not on impact drills. (Cannot be opened with impact function). Position at an oblique angle of 45 and drill in a vertical position (note that the speed cannot be too fast, and the speed should be slowly operated at about 800-1000 rpm). Dedicated hole for chip removal, long oval designed is more conducive to chip discharge. Suitable for all kinds of stone, ceramics, glass, glass, etc., keep adding water to cool down the holes. Universal triangular drill shank can effectively prevent skidding and bear more torsion. The hole opener adopts a segmented designed, which has a small cutting resistance and is conducive to chip removal.

Item Type: Hole Opener Optional Models: 90mm, 100mm Opener ModelTotal product lengthHandle lengthHandle diameterWorking depth 90mm / 3.5in80mm / 3.1in5mm / 0.2in9.4mm / 0.4in54mm / 2.1in 100mm / 3.9in80mm / 3.1in5mm / 0.2in9.4mm / 0.4in54mm / 2.1in 1 x Hole Opener